Apollo.io Review (2026)

We researched Apollo.io in depth - prospect list building, sequence configuration, intent signal setup, data enrichment workflows, and pipeline management - through verified user reviews, official documentation, and pricing data. Here's exactly what we found.

8.3/10
Outbound-First · Database · AI Research
S
By StackArbiter Editors
Updated May 2026
9 hrs researched
Prices verified May 2026
Quick Verdict
The sales intelligence platform for outbound-heavy teams - 230M+ contact database, AI-powered sequences, and enrichment built into one platform that replaces your data provider, outreach tool, and light CRM

Apollo.io is not a traditional CRM. It is a B2B sales intelligence platform built around a proprietary database of 230M+ contacts and 30M+ companies - and the outbound engine to act on that data without switching tools. Every plan, including the free tier, includes contact and company prospecting with verified email addresses, email sequences, a Chrome extension for Gmail and LinkedIn, and a meeting scheduler. What separates Apollo from pipeline-first CRM tools is the depth of the data layer: intent signals that surface companies actively researching specific topics, AI lead scoring that ranks contacts by fit without manual configuration, waterfall enrichment that validates contact records through multiple sources sequentially, and AI Research that generates personalized messaging context for any prospect in seconds. Trusted by 600,000+ companies and rated 4.7/5 from over 9,000 verified reviews, Apollo replaces the data provider, outreach platform, and enrichment tool that most outbound teams run as three separate subscriptions.

The trade-off is architectural: Apollo's deal management layer - the pipeline board, deal stage tracking, and revenue reporting - is lighter than what purpose-built CRM tools offer at the same price. Teams that primarily need a visual deal pipeline for their sales reps to manage active opportunities daily will find more depth in a dedicated CRM. Teams that primarily need to build accurate prospect lists, launch personalized sequences at scale, and enrich their contact database will find Apollo uniquely positioned for that workflow. The credit system - 1 credit per email address, 8 credits per phone number, 1-8 credits per enrichment record - requires upfront understanding; the Basic plan's 30,000 annual credits yield 30,000 emails or 3,750 phone numbers or a combination, not unlimited data access. The free plan provides 900 credits per year, making it functional for solo founders or small teams testing the platform before committing.

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Our scoring

How Apollo.io scores

Six weighted axes, same rubric we use on every tool. Score = weighted average, not vibes.

8.3
Overall score
Weighted across 6 criteria
Setup & Onboarding
Free account creation, Chrome extension, sequence builder, CRM sync configuration
4.4
Day-to-Day UX
Prospect search interface, sequence management, intent signals, task center
4.3
Feature Depth
Database size, intent signals, AI research, enrichment, workflows, dialer, call AI
4.8
Customer Support
1:1 onboarding (Basic+), chat support (Professional+), Academy, community
4
Price-to-Value
Free plan, credit system flexibility, database + sequences + enrichment in one
4.5
Data Portability
CRM integrations (Salesforce, HubSpot, Pipedrive), CSV export, API access
4.2
Honest breakdown

Pros & Cons

Everything we found - after 9 hours of research and analysis.

What Apollo.io nails

  • 230M+ contacts and 30M+ companies database built in - no separate data provider subscription needed to run outbound prospecting at scale
  • Functional free plan with 900 credits/year, 2 sequences, Chrome extension, and Gmail integration - a real starting point for solo founders and small teams
  • Buying intent signals on all paid plans - identify companies actively researching topics relevant to your offering and prioritize outreach accordingly
  • Waterfall enrichment validates contact records through multiple data sources sequentially to maximize coverage and accuracy
  • AI Lead Scoring and AI Research on Basic and above - automatic lead quality ranking and prospect context generation without manual research
  • Built-in US Dialer with call recordings and AI-powered call summaries on Professional (4,000 mins) and Organization (8,000 mins)
  • Automated Workflows scale from 5 (Basic) to 500 (Organization) - multi-step conditional automation without a separate workflow tool
  • Certified GDPR, SOC 2, CCPA, ISO/IEC 27001, CASA Tier 2, EU-US DPF, and PCI DSS compliant; integrates with Salesforce, HubSpot, Pipedrive, Outreach, SalesLoft, and LinkedIn

Where it falls short

  • Credit system requires active management - phone numbers cost 8× more credits than email addresses; teams doing heavy phone prospecting exhaust Basic credits (30,000/year) at only 3,750 phone numbers
  • Deal management layer is lighter than dedicated CRM tools - pipeline boards, deal stage tracking, and sales reporting lack the depth of purpose-built pipeline CRMs
  • International Dialer, Parallel Dialer, and Power Dialer are separate add-ons at $119/team/month - not included in any subscription tier
  • Inbound features (anonymous website visitor identification, real-time form enrichment) require a separate $119/team/month add-on, not bundled with any plan
  • Organization plan requires a minimum of 3 seats ($357+/month) before SSO, customizable reports, and 12 intent topics become accessible
  • Free plan caps sequence volume at 2 sequences per team and limits record selection to 25 at a time - functional for testing but constraining for real outbound campaigns
  • AI Assistant limited to 5 chat sessions on the free plan; AI features labeled 'Introductory free' on paid plans - subject to future pricing changes
  • Daily email send limit of 250 on Free and Basic plans - high-volume senders need Professional for unlimited sends
Fit check

Who should - and shouldn't - use it

Apollo.io is excellent for a specific profile. Being honest about the mismatch saves you a painful migration later.

Great fit for you if…

  • SDR and BDR teams running high-volume outbound that need a prospect database, sequence engine, and data enrichment combined in one platform without multiple vendor relationships
  • Founders and early-stage teams that want to test cold outreach on the free plan before investing in a paid prospecting stack
  • Revenue Operations teams using Apollo to enrich and sync contact data into a primary CRM (Salesforce, HubSpot, or Pipedrive) rather than as a standalone system
  • Outbound teams that rely on buying intent data to time their outreach - Apollo's intent signals surface in-market accounts before competitors reach them
  • Organizations replacing a multi-tool stack (data provider + outreach automation + enrichment + light CRM) with a single platform to reduce costs and data fragmentation

Skip Apollo.io if…

  • Your primary need is deep pipeline management with detailed stage tracking, revenue forecasting, and rep performance reports - Apollo's deal layer is secondary to its prospecting engine
  • Your outbound strategy is phone-first - the base plans include only a US Dialer on credits; International Dialer, Parallel Dialer, and Power Dialer require a $119/team/month add-on
  • You need inbound lead conversion features (website visitor ID, form enrichment) without a separate $119/team/month add-on on top of the base plan
  • Your team sends more than 250 emails per day without upgrading to Professional - the daily email cap on Free and Basic restricts high-volume outbound
  • You want a CRM your sales reps use as their daily operating environment for managing existing customer relationships - Apollo is built for top-of-funnel prospecting, not account management depth
Plans & value

What Apollo.io actually costs

Prices verified May 2026. See pricing page for current rates.

Free
$0/mo
Contact & company database
Email sequences2 sequences
Buying intent signals1 topic
AI Research + AI Lead Scoring
Waterfall enrichment
Automated workflows2/team
Call recording + AI insights
SSO + custom reports
Prices shown are annual billing rates per seat per month (billed as a single yearly payment). Monthly billing is available at higher rates. Credits are the platform's currency for data access: 1 credit per email address, 8 credits per phone number, 1-8 credits per enrichment record, 2 credits per minute for the US Dialer, and 1 credit per AI Research run. Basic receives 30,000 credits/year (upfront), Professional 48,000/year, Organization 72,000/year. The free plan receives 900 credits/year, granted monthly. The Inbound add-on (website visitor identification, form enrichment) and Advanced Dialer add-on (International, Parallel, Power Dialer) are each priced at $119/team/month annually and must be purchased separately. Organization plan requires a minimum of 3 seats. Prices verified May 2026 from apollo.io/pricing - verify current pricing and credit rates before purchasing.
Prices shown in USD (US market). Regional pricing may differ.
check current pricing →
FeatureFreeBasic Most popular ProfessionalOrganization
Pricefree forever$0$49$79$119
Contact & company database
Email sequences2 sequencesUnlimitedUnlimited + A/ZUnlimited + A/Z
Buying intent signals1 topic6 topics6 topics12 topics
AI Research + AI Lead Scoring
Waterfall enrichment
Automated workflows2/team5/team50/team500/team
Call recording + AI insights4,000 mins8,000 mins
SSO + custom reports
Prices shown are annual billing rates per seat per month (billed as a single yearly payment). Monthly billing is available at higher rates. Credits are the platform's currency for data access: 1 credit per email address, 8 credits per phone number, 1-8 credits per enrichment record, 2 credits per minute for the US Dialer, and 1 credit per AI Research run. Basic receives 30,000 credits/year (upfront), Professional 48,000/year, Organization 72,000/year. The free plan receives 900 credits/year, granted monthly. The Inbound add-on (website visitor identification, form enrichment) and Advanced Dialer add-on (International, Parallel, Power Dialer) are each priced at $119/team/month annually and must be purchased separately. Organization plan requires a minimum of 3 seats. Prices verified May 2026 from apollo.io/pricing - verify current pricing and credit rates before purchasing.

Prices shown in USD. Regional pricing may differ - www.apollo.io/pricing
In depth

The full review

Axis-by-axis, in the order that matters most.

01 · Setup
Score 4.4 / 5

Install the Chrome extension, connect your mailbox, and you're prospecting in under 15 minutes - the credit system takes longer to internalize

Apollo's onboarding is optimized for speed. Account creation (email/password or Google/Microsoft OAuth) requires no credit card and activates the free plan immediately. The setup flow routes new users to install the Chrome extension for Gmail and LinkedIn, connect a mailbox for email sending, and run a first prospect search using the search interface. The extension adds a sidebar to LinkedIn profiles that shows contact data, sequence enrollment status, and any CRM notes for a person directly in the LinkedIn context - reducing the friction of switching between prospecting and CRM lookup. A 1:1 Product Specialist onboarding session is included for all Basic and above accounts, walking through the search filters, sequence builder, and enrichment configuration in a live call with an Apollo team member.

The part of setup that rewards careful attention is understanding the credit system before committing to sequences. Credits are the platform's unit of exchange for data access: exporting an email address costs 1 credit, accessing a phone number costs 8, and enriching an existing record costs 1-8 credits per record depending on the data fields requested. A Basic plan's 30,000 annual credits, granted upfront, equate to 30,000 email-only exports or 3,750 phone numbers or a mixed combination - the math matters for teams planning to do heavy phone prospecting. CRM integration setup (Salesforce, HubSpot, Pipedrive, Outreach, SalesLoft) runs through an OAuth connection flow with field mapping configuration - straightforward for standard objects, requiring more configuration for custom fields or multi-object sync rules. Teams connecting Apollo to a primary CRM should budget an hour for initial sync setup and a review of the field mapping defaults before activating.

Complete the 1:1 onboarding session before building your first sequence - the onboarding specialist will review your ICP (Ideal Customer Profile) filters, suggest intent topic selections relevant to your market, and configure the sequence automation rules. Teams that skip the session and build sequences based on intuition often discover structural issues (misconfigured daily send limits, missing unsubscribe footers, incorrect mailbox warmup settings) that reduce deliverability on the first campaign. The onboarding call addresses all of these before they become active problems.
02 · Day-to-Day UX
Score 4.3 / 5

The prospecting search is the most powerful interface in the category - the pipeline board is functional but secondary

Apollo's search interface is the daily operating environment for most users. The search filters span job title, seniority, company size, industry, location, technology stack, funding stage, hiring activity, and buying intent signals - and they compose. A search for 'VP of Sales at B2B SaaS companies with 50-200 employees, Series A or B funded, currently hiring for SDR roles, with active intent signals for CRM software' runs in under 5 seconds and returns scored, enriched results. The intent signal integration - available on all paid plans - surfaces companies where employees are actively consuming content on specific topics, which provides a behavioral overlay on top of the firmographic filters. People and Company Lookalikes extend this further: upload a list of your best customers and Apollo generates a lookalike cohort with similar attributes. The prospect list building workflow is the most capable in its class at any price point.

Build a saved search for your ICP before starting any outreach - set the firmographic filters (company size, industry, geography), seniority filters, and technology stack filters that define your best-fit prospects, then save it as a named search. A saved search runs on the live database continuously, meaning Apollo surfaces new contacts that match your ICP as they are added or updated in the database. Teams that use saved searches as a continuous pipeline input find that the prospecting step disappears from their weekly workflow - the list replenishes automatically rather than requiring a manual search run each time.

The deal management and pipeline views are present but not the primary interface. The Deals section provides a Kanban board for active opportunities, deal stage management, and basic pipeline reporting. For teams that manage complex, multi-stakeholder deals with detailed stage requirements, activity logging, and revenue forecasting, Apollo's pipeline layer is less comprehensive than a purpose-built pipeline CRM. The Task Execution Center, available on all plans, provides a prioritized task list - emails to send, calls to make, tasks due today - that surfaces the next required action across all active sequences in one place. This works well for reps in sequence-heavy outbound motions; it works less well for reps managing a complex book of named accounts with bespoke activity plans. The practical guidance: use Apollo as the system of record for prospecting and outreach; use a dedicated CRM for complex pipeline management if your deal cycle requires it.

03 · Feature Depth
Score 4.8 / 5

The deepest feature set in the category for outbound - database, intent, enrichment, sequences, AI research, and a dialer in one platform

Apollo's feature depth is unmatched in the CRM and sales intelligence category for outbound-focused teams. The combination of a 230M+ contact database, buying intent signals (up to 12 topics on Organization), waterfall enrichment that validates records through multiple sources, AI Lead Scoring that automatically ranks prospects by ICP fit, and AI Research that generates personalized context for any contact collapses what used to require four separate tools into a single interface. The sequence engine handles unlimited multi-step campaigns on paid plans with A/Z testing (up to 26 variant tests), automated follow-up branching, and reply detection that pauses sequences automatically when a prospect responds. Automated Workflows - conditional logic chains that trigger actions based on contact behavior, CRM field changes, or time delays - scale from 5 per team on Basic to 500 on Organization, covering the majority of revenue operations automation scenarios without a separate workflow tool.

The deal execution layer includes AI-powered pre-meeting briefings (context compiled from CRM notes, recent email history, and company news), call recordings with AI-generated summaries and action items (4,000 minutes on Professional, 8,000 on Organization), and a built-in US Dialer that operates on the credit system (2 credits per minute). The Advanced Dialer add-on ($119/team/month) adds International Dialer coverage, Parallel Dialer for simultaneous multi-line outbound calling, Power Dialer with voicemail drop, and Local Presence numbers - the full calling stack for high-volume outbound teams. The Inbound add-on ($119/team/month) adds anonymous website visitor identification (up to 50,000 companies/month globally), contact-level US visitor identification, real-time form enrichment, and domain tracking across owned web properties. The modular add-on structure means base plan costs stay controlled while teams that need specific capabilities can layer them in.

Activate buying intent signals in your first week and run them in parallel with firmographic filters for 30 days before drawing conclusions. The intent signals narrow a broad ICP filter to the subset of companies showing active interest right now - but the signal strength varies by industry and topic. Some markets produce strong, consistent intent signals (technology buyers, financial services, healthcare); others produce sparse signals. Thirty days of data tells you whether intent is a reliable input for your market or a noise filter that narrows your list without improving reply rates. If intent signals correlate with reply rate improvement, make them a primary prospecting filter; if they don't, use firmographic filters as your primary qualifier and treat intent as a secondary enrichment layer.
04 · Customer Support
Score 4.0 / 5

1:1 onboarding on every paid plan, chat support on Professional+ - free users rely on Academy and community

Support access scales clearly with plan tier. Free plan users access basic email support and Apollo's self-service resources: the Apollo Academy (structured courses covering prospecting, sequences, enrichment, and integrations), a library of tutorials and webinars, an AI chat assistant for in-app guidance, and a community forum. The Academy content is comprehensive and well-organized - a motivated free-plan user can become proficient with the platform without ever contacting support. The 1:1 Product Specialist onboarding session included on Basic and above provides a live, personalized walkthrough with an Apollo team member who reviews the customer's ICP, configures intent topics, and sets up the first sequence. This onboarding session is the highest-value support touchpoint for teams getting started.

Use the Academy courses during your 14-day trial rather than after committing to a paid plan. The Academy's structured learning path - Prospecting, Outreach, Enrichment, Integrations - covers the platform's full workflow in a sequence that mirrors the order you'll encounter features during actual use. Teams that complete the Academy path before their first live campaign consistently configure sequences, enrichment jobs, and CRM sync rules more accurately on the first attempt than teams that skip the structured content and learn by clicking.

Chat support - access to a live support agent through the in-app chat - requires Professional or above. Priority email support is available on Professional and Organization tiers. The support quality for standard setup questions and troubleshooting is generally strong; for complex CRM integration issues, advanced workflow configuration, or API development questions, response times and resolution depth may vary. The AI chat assistant handles a significant portion of first-level support queries (how to build a filter, how to configure enrichment, how to read a report) without escalation to a human agent. Teams on the Organization plan get access to custom permission profiles and territory management with more hands-on configuration support available through their account contact. The practical gap is that free-plan users have no live support access - issues that require human intervention require a plan upgrade or community forum escalation.

05 · Price-to-Value
Score 4.5 / 5

Strong stack replacement value - the credit system requires active management to avoid overruns at scale

Apollo's value proposition rests on stack consolidation: the platform replaces a separate B2B data provider, an outreach automation tool, a data enrichment service, and a light CRM with a single subscription. For a three-person outbound team that currently pays for separate data, sequencing, and enrichment subscriptions, the Professional plan at $79/seat/month ($237/month for three seats) typically costs less than the equivalent stack of specialist tools. The free plan provides genuine starting value - 900 credits/year, 2 sequences, and the full search interface - which means teams can validate product-market fit for their outbound motion before incurring any cost. The 14-day Professional trial includes 100 credits and nearly all paid features, giving teams a realistic preview of the platform under actual usage conditions.

The credit system introduces a variable cost layer that requires active management at higher usage volumes. Basic plan's 30,000 annual credits cost $49/seat/month; additional credits are purchasable, but their per-credit rate increases the effective cost per contact accessed. Teams with a mixed strategy - building email lists (1 credit each) while also running phone prospecting (8 credits each) - should model their monthly credit consumption based on their actual outreach mix before choosing a plan. The Organization plan's 72,000 annual credits provide more headroom at $119/seat/month, but the minimum 3-seat requirement ($357+/month) means small teams may find the Professional plan's credit volume sufficient without reaching the Organization tier. Add-ons (Advanced Dialer at $119/team/month, Inbound at $119/team/month) are genuine cost additions for teams that need those capabilities - factoring them into total cost modeling before committing to a plan prevents budget surprises after onboarding.

Model your credit consumption before selecting a plan. Estimate your monthly output: how many new contacts will you add to sequences, what percentage need phone numbers, and how many records will you enrich per month. Basic provides 30,000 credits/year (2,500/month); Professional provides 48,000 (4,000/month). If your estimated monthly usage is under 2,000 credits for a mixed email/phone mix, Basic is right. If it's between 2,000 and 4,000, model Professional. Above 4,000 consistently, the Organization plan's 6,000 credits/month prevents mid-cycle add-on purchases. The credit calculator on Apollo's pricing page handles this math - run it before you buy.
06 · Data Portability
Score 4.2 / 5

Native CRM sync with Salesforce, HubSpot, and Pipedrive - CSV export on all plans; API access on Organization

Apollo's data portability is strongest through its native CRM integrations. Salesforce, HubSpot, and Pipedrive sync bidirectionally - contacts, companies, activity history, sequence enrollment status, and deal records flow between Apollo and the connected CRM through configurable field mappings. The sync handles the most common revenue operations use cases: contacts enriched in Apollo populate the CRM, sequence activities log back to CRM records, and CRM pipeline stages reflect Apollo deal updates. Outreach, SalesLoft, Marketo, SendGrid, and Mailgun integrations extend the outbound and marketing automation layer. CSV export is available on all plans and covers contacts, companies, and sequence data in a standard format. AI Research-generated content and intent signal data export as standard field values in the CSV.

Configure the CRM sync field mapping manually on the first setup rather than accepting the default field map. Apollo's default mapping covers the obvious fields (name, email, phone, company, title) but leaves out deal stage mapping, custom field sync, and activity type logging - all of which are configurable but not enabled by default. Teams that accept the default mapping discover that their Apollo sequence activities appear in the CRM under generic activity types rather than the specific sequence and step names, which makes CRM reporting on outreach performance unreliable. A 30-minute field mapping review during onboarding produces a sync configuration that makes Apollo's outreach data immediately usable in CRM reports.

API access - the ability to programmatically query Apollo's contact database, enrichment engine, and account data for custom integrations or external reporting pipelines - is available on all paid plans with rate limits that scale by plan tier. Full API access without restrictions is an Organization feature. The MCP (Model Context Protocol) integration, listed under LLM Integrations on Professional and above, connects Apollo's data to AI development workflows and language model tools. Teams building internal sales tooling or custom integrations from Apollo's data into proprietary systems should evaluate the API rate limits on each plan before selecting - the Basic plan's API access handles standard enrichment queries but may encounter throttling under high-volume programmatic requests. For most CRM-sync use cases, the native Salesforce, HubSpot, and Pipedrive connectors handle the data movement without requiring direct API integration.

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Before you buy

Apollo.io questions

The questions readers ask before they sign up.

Is Apollo.io a CRM or a sales intelligence platform?
Apollo.io is both, but database-first. The platform combines a B2B contact and company database (230M+ contacts, 30M+ companies), outbound sequence automation, data enrichment, and buying intent signals with a deal management layer (pipeline board, deal stages, call recording). Most teams use Apollo as their primary prospecting and outreach system, and either use Apollo's pipeline board for light deal tracking or sync deal data into a separate dedicated CRM (Salesforce, HubSpot, or Pipedrive) for deeper pipeline management. If your daily workflow is prospecting, building lists, and running sequences, Apollo is purpose-built for that motion. If your daily workflow is managing complex multi-stage deals across a large named account list, a dedicated pipeline CRM will serve you better alongside Apollo.
What are Apollo credits and how do they work?
Credits are Apollo's unit of exchange for accessing contact data. Exporting a verified email address from the database costs 1 credit. Accessing a verified phone number costs 8 credits. Enriching an existing contact record costs 1-8 credits depending on which data fields are requested. Running an AI Research query costs 1 credit per run. Using the US Dialer costs 2 credits per minute of calling time. Free plan accounts receive 900 credits per year, granted monthly (75/month). Paid plans receive their full annual credit allocation upfront: Basic gets 30,000, Professional 48,000, and Organization 72,000. Additional credits can be purchased at any time from the account settings. Credits unused at the end of a billing cycle do not roll over.
Does Apollo.io comply with GDPR and other data regulations?
Yes. Apollo holds certifications for GDPR, SOC 2 Type II, CCPA, ISO/IEC 27001, CASA Tier 2, CPRA, EU-US Data Privacy Framework, and PCI DSS. The platform provides data subject access, deletion, and opt-out mechanisms for contacts in its database, and includes GDPR-compliant unsubscribe handling in all email sequences. For organizations in regulated industries or those operating under strict data governance requirements, Apollo's security documentation is available through their trust portal. Enterprise-specific compliance requirements (custom DPAs, security questionnaire review) should be discussed with the Apollo sales team before committing to a plan.
What is waterfall enrichment and why does it matter?
Waterfall enrichment is Apollo's method for maximizing contact data coverage and accuracy. When you request an email address or phone number for a contact, Apollo doesn't query a single data source - it queries multiple data providers in sequence ('waterfall'), using the first verified result returned. This approach produces higher fill rates (more contacts successfully enriched) and better accuracy (cross-validated data) than single-source enrichment. The practical benefit: if your first-priority data source doesn't have a contact's email, the waterfall automatically tries the next source without you having to manually query a second tool. Waterfall enrichment is available on Basic and above plans.
Can I use Apollo.io with my existing CRM instead of replacing it?
Yes - many Apollo users sync the platform into an existing Salesforce, HubSpot, or Pipedrive instance rather than using Apollo's built-in pipeline as their primary CRM. In this workflow, Apollo handles prospecting, list building, sequence execution, and enrichment, while the primary CRM handles deal management, forecasting, and account management. The native bidirectional sync maps Apollo contacts and sequence activities into CRM records, so the outreach history appears alongside the pipeline data in the CRM. This is a common configuration for teams that have an existing CRM investment and want Apollo's database and outreach layer without migrating their active pipeline.
Methodology

How this review was researched

A fixed research protocol - identical for every review on this site. Sources inform the score, never the other way around.

Updated May 2026
Official documentation & pricing pages
Verified user reviews from major review platforms
Real user discussions in public communities
Pricing re-verified against the official pricing page
Findings synthesised into our fixed 6-axis rubric - sources inform the score, never the reverse
Apollo.io
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